🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.45 AU - 0.61 AU

Year: 253 Days

Day: 41.2 Hours

Environment

Temp: -119 °C

Axial Tilt: 17.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 27,634,263 km

• M1: 332,706 km (0.097 R)

Asteroid Belt

Center: 0.84 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 308.2

Radius: 14.3

Gravity: 1.51 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.14 AU - 1.16 AU

Year: 809 Days

Day: 9 Hours

Environment

Temp: -162 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 27,634,263 km

• M1: 178,769 km (0.063 R)
• M2: 791,822 km (0.048 R)
• M3: 1,545,346 km (0.09 R)
• M4: 2,463,578 km (0.118 R)
• M5: 2,956,353 km (0.072 R)
• M6: 3,427,736 km (0.082 R)
• M7: 3,908,544 km (0.085 R)
• M8: 5,736,630 km (0.071 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 364.9

Radius: 11.1

Gravity: 2.96 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.54 AU - 2.5 AU

Year: 1883 Days

Day: 13.3 Hours

Environment

Temp: -182 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 27,634,263 km

• M1: 140,622 km (0.069 R)
• M2: 1,552,228 km (0.074 R)
• M3: 1,934,300 km (0.032 R)
• M4: 2,948,574 km (0.08 R)
• M5: 3,953,423 km (0.06 R)
• M6: 7,332,988 km (0.084 R)
• M7: 7,757,697 km (0.075 R)
• M8: 8,226,836 km (0.042 R)
• M9: 9,101,086 km (0.117 R)
• M10: 9,717,728 km (0.088 R)
• M11: 11,592,937 km (0.027 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 224

Radius: 15

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 3.16 AU - 4.18 AU

Year: 4612 Days

Day: 11.7 Hours

Environment

Temp: -209 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 27,634,263 km

• M1: 186,549 km (0.053 R)
• M2: 802,742 km (0.117 R)
• M3: 2,001,769 km (0.049 R)
• M4: 2,598,216 km (0.065 R)
• M5: 4,862,828 km (0.1 R)
• M6: 8,260,645 km (0.068 R)
• M7: 8,826,125 km (0.084 R)
• M8: 10,796,179 km (0.12 R)
• M9: 11,926,241 km (0.08 R)
• M10: 15,641,056 km (0.082 R)
• M11: 16,508,873 km (0.041 R)
• M12: 19,018,676 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 848.7

Radius: 10.4

Gravity: 7.85 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 4.3 AU - 4.74 AU

Year: 6304 Days

Day: 6.9 Hours

Environment

Temp: -223 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 27,634,263 km

• M1: 129,402 km (0.071 R)
• M2: 684,111 km (0.104 R)
• M3: 1,107,623 km (0.109 R)
• M4: 1,448,257 km (0.11 R)
• M5: 1,978,731 km (0.109 R)
• M6: 2,315,625 km (0.11 R)
• M7: 3,004,524 km (0.103 R)
• M8: 3,612,639 km (0.1 R)
• M9: 4,353,298 km (0.053 R)
• M10: 4,704,404 km (0.113 R)
• M11: 6,303,007 km (0.071 R)
• M12: 7,300,376 km (0.082 R)
• M13: 7,836,984 km (0.069 R)
• M14: 8,317,791 km (0.081 R)
• M15: 9,162,870 km (0.095 R)
• M16: 10,298,317 km (0.115 R)
• M17: 10,875,616 km (0.056 R)
• M18: 13,123,024 km (0.118 R)
• M19: 17,216,172 km (0.105 R)
• M20: 17,892,354 km (0.059 R)
• M21: 19,154,063 km (0.036 R)
• M22: 21,619,735 km (0.102 R)
• M23: 24,627,549 km (0.111 R)
• M24: 26,631,712 km (0.116 R)
• M25: 27,811,441 km (0.079 R)
• M26: 28,274,297 km (0.054 R)
• M27: 28,836,635 km (0.1 R)
• M28: 29,886,812 km (0.088 R)
• M29: 32,983,488 km (0.081 R)
• M30: 34,662,575 km (0.094 R)
• M31: 36,508,313 km (0.034 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 508.8

Radius: 6.5

Gravity: 12.04 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 6.74 AU - 6.86 AU

Year: 11632 Days

Day: 17.9 Hours

Environment

Temp: -227 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 27,634,263 km

• M1: 80,783 km (0.107 R)
• M2: 333,304 km (0.072 R)
• M3: 550,670 km (0.12 R)
• M4: 777,161 km (0.08 R)
• M5: 1,045,390 km (0.044 R)
• M6: 1,850,825 km (0.104 R)
• M7: 2,588,342 km (0.037 R)
• M8: 4,536,705 km (0.094 R)
• M9: 5,965,215 km (0.083 R)
• M10: 6,589,936 km (0.084 R)
• M11: 7,056,681 km (0.103 R)
• M12: 8,143,061 km (0.09 R)
• M13: 8,726,193 km (0.09 R)
• M14: 12,823,679 km (0.112 R)
• M15: 13,612,359 km (0.087 R)
• M16: 13,987,102 km (0.12 R)
• M17: 14,497,380 km (0.044 R)
• M18: 17,092,006 km (0.102 R)
• M19: 18,498,674 km (0.03 R)
• M20: 19,583,408 km (0.095 R)
• M21: 19,980,740 km (0.063 R)
• M22: 25,554,458 km (0.119 R)
• M23: 27,389,425 km (0.1 R)
• M24: 30,462,764 km (0.067 R)
• M25: 30,889,118 km (0.11 R)
• M26: 31,211,501 km (0.11 R)
• M27: 33,418,668 km (0.038 R)
• M28: 37,041,779 km (0.104 R)
• M29: 40,532,047 km (0.104 R)
• M30: 41,047,861 km (0.086 R)
• M31: 43,828,137 km (0.105 R)
• M32: 44,782,123 km (0.1 R)
• M33: 46,449,540 km (0.112 R)
• M34: 47,298,508 km (0.077 R)
• M35: 48,013,885 km (0.078 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 34.8

Radius: 7.2

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 7.68 AU - 11.46 AU

Year: 19421 Days

Day: 17.4 Hours

Environment

Temp: -231 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 27,634,263 km

• M1: 90,956 km (0.091 R)
• M2: 371,003 km (0.09 R)
• M3: 871,108 km (0.101 R)
• M4: 1,301,202 km (0.102 R)
• M5: 4,098,234 km (0.101 R)
• M6: 4,978,916 km (0.118 R)
• M7: 7,865,407 km (0.071 R)
• M8: 8,674,283 km (0.115 R)
• M9: 10,031,584 km (0.083 R)
• M10: 13,010,676 km (0.093 R)
• M11: 14,673,756 km (0.076 R)
• M12: 18,542,357 km (0.08 R)
• M13: 22,532,431 km (0.102 R)
• M14: 24,307,410 km (0.085 R)
• M15: 26,735,234 km (0.057 R)
• M16: 27,387,032 km (0.114 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 519 - 15,159 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit